Home / 18,928,500.72-26,121,341.88-10,226,670.72

Finding the Fourth Proportional to 18,928,500.72, 26,121,341.88 and 10,226,670.72

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Solution

The fourth proportional to 18,928,500.72, 26,121,341.88 and 10,226,670.72 is: 14,112,811.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,928,500.72 : 26,121,341.88 = 10,226,670.72 : x
  2. Step 2: Convert to fraction form
    18,928,500.72/26,121,341.88 = 10,226,670.72/x
  3. Step 3: Cross multiply
    18,928,500.72x = 26,121,341.88 × 10,226,670.72
  4. Step 4: Simplify right side
    18,928,500.72x = 267,134,362,171,305.75
  5. Step 5: Solve for x
    x = 267,134,362,171,305.75/18,928,500.72
  6. Step 6: Final answer
    x = 14,112,811.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.